During the Cold War, CIA agents used a method of communication based on how their shoelaces were tied.Source

Sony is primarily an insurance company in Japan and electronics are not their main source of income.Source

When telephones first came into commercial use you had to whistle loudly into the receiver to get the other person's attention, as telephone bells hadn't been invented yet.Source

Enligsh is the universal "language of the skies". All pilots must learn and speak English, regardless of their origin.Source

Mitsubishi logo is based on the literal translation of the words in Japanese. Mitsubishi translates to "three diamonds".Source

Sri Lanka has a Ministry and Minister of Coconut Development.Source

English used to have a letter for "th", called thorn. That letter was shorthanded to y, therefore "ye olde shoppe".Source

England used to have a "window tax". People refused to disclose how much money they made, considering it an invasion of privacy - so you would be charged based on how many windows your house had. In retaliation, people bricked up their windows, which you can still see today.Source

Every November in South Korea, there's a day where everyone makes silence to help students concentrate for their most important exam of their lives. Planes are grounded, constructions are paused, banks close and even military training ceases. This day is called Suneung.Source